AE_Machinegun

No install or additional commands are needed, just import, copy-paste or drag and drop in your node graph.
used the default Camera node in the setup or replace it with your shot Camera.
also, you can check your particles against your camera setup in the 3D environment.
to handle the 3D Aim (Axis node) open the Gizmo and select the Axis node to be able to see the transform handles.

Demo:
https://vimeo.com/manage/videos/328868679

if you experienced any bugs or have suggestions please contact me:

free to use in any shows, please don't re-share this tool under another name or don't do any changes in the Gizmo setup and publish as another tool.
in case of using in feature films please let me know the show name when it is released.